Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"voi nam chat snippets" » "voi nam nhat snippets", "voi dam chat snippets", "voi lam chat snippets", "doi nam chat snippets", "noi nam chat snippets", "loai nam chat snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("voi nam chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("voi nam chat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( voi nam chat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("voi nam chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.